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@@ -4,7 +4,18 @@
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#
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# This file is part of wolfSSL. (formerly known as CyaSSL)
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#
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-#
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+# Usage:
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+# $ mkdir build
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+# $ cd build
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+# $ cmake ..
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+# $ make
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+
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+# To build library only and not build examples and test apps use:
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+# $ cmake .. -DBUILD_TESTS=NO
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+
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+# To build with debugging use:
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+# $ cmake .. -DCMAKE_BUILD_TYPE=Debug
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+
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cmake_minimum_required (VERSION 2.6)
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@@ -17,31 +28,41 @@ find_package (Threads)
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####################################################
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# Compiler
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####################################################
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-set(CMAKE_C_COMPILER gcc)
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-set(CMAKE_CXX_COMPILER gcc)
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+# Let CMake choose default compiler
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+
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+# Silence ranlib warning "has no symbols"
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+SET(CMAKE_C_ARCHIVE_CREATE "<CMAKE_AR> Scr <TARGET> <LINK_FLAGS> <OBJECTS>")
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+SET(CMAKE_CXX_ARCHIVE_CREATE "<CMAKE_AR> Scr <TARGET> <LINK_FLAGS> <OBJECTS>")
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+SET(CMAKE_C_ARCHIVE_FINISH "<CMAKE_RANLIB> -no_warning_for_no_symbols -c <TARGET>")
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+SET(CMAKE_CXX_ARCHIVE_FINISH "<CMAKE_RANLIB> -no_warning_for_no_symbols -c <TARGET>")
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+
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+####################################################
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+# Cross Compile Example
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+####################################################
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-# Example for cross-compile
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#set(CMAKE_SYSTEM_NAME Linux)
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#set(CMAKE_SYSTEM_PROCESSOR arm)
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#set(CMAKE_C_COMPILER "/opt/arm-linux-musleabihf-cross/bin/arm-linux-musleabihf-gcc")
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#set(CMAKE_CXX_COMPILER "/opt/arm-linux-musleabihf-cross/bin/arm-linux-musleabihf-g++")
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#set(CMAKE_SYSROOT "/opt/arm-linux-musleabihf-cross/arm-linux-musleabihf/")
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+# Example for setting CFLAGS
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+#set(CMAKE_C_FLAGS "-std=gnu89 ${CMAKE_C_FLAGS}")
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+# Example for map file and custom linker script
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+#set(CMAKE_EXE_LINKER_FLAGS " -Xlinker -Map=output.map -T\"${CMAKE_CURRENT_SOURCE_DIR}/linker.ld\"")
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####################################################
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# Build Options
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####################################################
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+SET(BUILD_TESTS YES CACHE BOOL "Build test applications")
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+
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if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/wolfssl/options.h")
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# Copy generated ./options.h
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- file(COPY ${CMAKE_CURRENT_SOURCE_DIR}/wolfssl/options.h
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- DESTINATION ${CMAKE_CURRENT_BINARY_DIR}/)
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- file(RENAME ${CMAKE_CURRENT_BINARY_DIR}/options.h
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- ${CMAKE_CURRENT_BINARY_DIR}/user_settings.h)
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+ configure_file(${CMAKE_CURRENT_SOURCE_DIR}/wolfssl/options.h
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+ ${CMAKE_CURRENT_BINARY_DIR}/user_settings.h)
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else()
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# Use template
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- file(COPY ${CMAKE_CURRENT_SOURCE_DIR}/wolfssl/options.h.in
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- DESTINATION ${CMAKE_CURRENT_BINARY_DIR}/)
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- file(RENAME ${CMAKE_CURRENT_BINARY_DIR}/options.h.in
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- ${CMAKE_CURRENT_BINARY_DIR}/user_settings.h)
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+ configure_file(${CMAKE_CURRENT_SOURCE_DIR}/wolfssl/options.h.in
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+ ${CMAKE_CURRENT_BINARY_DIR}/user_settings.h)
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endif()
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add_definitions(-DWOLFSSL_USER_SETTINGS)
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@@ -51,18 +72,11 @@ if(CMAKE_HAVE_PTHREAD_H)
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endif()
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####################################################
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-# Build flags
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+# Source Files
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####################################################
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include_directories(${CMAKE_CURRENT_SOURCE_DIR}/.)
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include_directories(${CMAKE_CURRENT_BINARY_DIR}/.)
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-# Example for map file and custom linker script
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-set(CMAKE_C_FLAGS "-std=gnu89 ${CMAKE_C_FLAGS}")
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-#set(CMAKE_EXE_LINKER_FLAGS " -Xlinker -Map=output.map -T\"${CMAKE_CURRENT_SOURCE_DIR}/linker.ld\"")
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-
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-####################################################
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-# Source Files
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-####################################################
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file(GLOB LIB_SOURCE_FILES
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${CMAKE_CURRENT_SOURCE_DIR}/src/*.c
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${CMAKE_CURRENT_SOURCE_DIR}/wolfcrypt/src/*.c)
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@@ -75,48 +89,54 @@ file(GLOB TEST_SOURCE_FILES
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####################################################
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# Output Files
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####################################################
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-# Build library
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-add_library(wolfssl ${LIB_SOURCE_FILES})
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-
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-# Build wolfCrypt test
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-add_executable(wolfcrypttest
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- ${CMAKE_CURRENT_SOURCE_DIR}/wolfcrypt/test/test.c)
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-target_link_libraries(wolfcrypttest wolfssl)
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+# DH requires math (m) library
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+link_libraries(m)
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-# Build wolfCrypt benchmark
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-add_executable(wolfcryptbench
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- ${CMAKE_CURRENT_SOURCE_DIR}/wolfcrypt/benchmark/benchmark.c)
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-target_link_libraries(wolfcryptbench wolfssl)
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+# Build wolfssl library
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+add_library(wolfssl ${LIB_SOURCE_FILES})
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-# Build wolfSSL Client example
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-add_executable(client
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- ${CMAKE_CURRENT_SOURCE_DIR}/examples/client/client.c)
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-target_link_libraries(client wolfssl)
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-
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-# Build wolfSSL Server example
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-add_executable(server
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- ${CMAKE_CURRENT_SOURCE_DIR}/examples/server/server.c)
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-target_link_libraries(server wolfssl)
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-
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-# Build Echo Client Example
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-add_executable(echoclient
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- ${CMAKE_CURRENT_SOURCE_DIR}/examples/echoclient/echoclient.c)
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-target_link_libraries(echoclient wolfssl)
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-
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-# Build Echo Server Example
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-add_executable(echoserver
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- ${CMAKE_CURRENT_SOURCE_DIR}/examples/echoserver/echoserver.c)
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-target_link_libraries(echoserver wolfssl)
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-
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-# Build TLS benchmark example
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-add_executable(tls_bench
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- ${CMAKE_CURRENT_SOURCE_DIR}/examples/benchmark/tls_bench.c)
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-target_link_libraries(tls_bench wolfssl)
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-target_link_libraries(tls_bench Threads::Threads)
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-
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-# Build Unit Tests
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-add_executable(unit_test
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- ${TEST_SOURCE_FILES})
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-set_target_properties( unit_test PROPERTIES COMPILE_FLAGS "-DNO_MAIN_DRIVER" )
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-target_link_libraries(unit_test wolfssl)
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-target_link_libraries(unit_test Threads::Threads)
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+# Optionally build example and test applications
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+if(BUILD_TESTS)
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+ # Build wolfCrypt test
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+ add_executable(wolfcrypttest
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+ ${CMAKE_CURRENT_SOURCE_DIR}/wolfcrypt/test/test.c)
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+ target_link_libraries(wolfcrypttest wolfssl)
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+
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+ # Build wolfCrypt benchmark
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+ add_executable(wolfcryptbench
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+ ${CMAKE_CURRENT_SOURCE_DIR}/wolfcrypt/benchmark/benchmark.c)
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+ target_link_libraries(wolfcryptbench wolfssl)
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+
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+ # Build wolfSSL Client example
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+ add_executable(client
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+ ${CMAKE_CURRENT_SOURCE_DIR}/examples/client/client.c)
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+ target_link_libraries(client wolfssl)
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+
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+ # Build wolfSSL Server example
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+ add_executable(server
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+ ${CMAKE_CURRENT_SOURCE_DIR}/examples/server/server.c)
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+ target_link_libraries(server wolfssl)
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+
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+ # Build Echo Client Example
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+ add_executable(echoclient
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+ ${CMAKE_CURRENT_SOURCE_DIR}/examples/echoclient/echoclient.c)
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+ target_link_libraries(echoclient wolfssl)
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+
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+ # Build Echo Server Example
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+ add_executable(echoserver
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+ ${CMAKE_CURRENT_SOURCE_DIR}/examples/echoserver/echoserver.c)
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+ target_link_libraries(echoserver wolfssl)
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+
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+ # Build TLS benchmark example
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+ add_executable(tls_bench
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+ ${CMAKE_CURRENT_SOURCE_DIR}/examples/benchmark/tls_bench.c)
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+ target_link_libraries(tls_bench wolfssl)
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+ target_link_libraries(tls_bench Threads::Threads)
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+
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+ # Build Unit Tests
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+ add_executable(unit_test
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+ ${TEST_SOURCE_FILES})
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+ set_target_properties( unit_test PROPERTIES COMPILE_FLAGS "-DNO_MAIN_DRIVER" )
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+ target_link_libraries(unit_test wolfssl)
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+ target_link_libraries(unit_test Threads::Threads)
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+endif()
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